package com.hafu.util;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class DbUtil {
     private static final String URL = "jdbc:mysql://localhost:3306/db_jxcms1?useUnicode=true&characterEncoding=utf8&useSSL=false";
     private static final String USERNAME = "root";
     private static final String PASSWORD = "123456";
     private static Connection connection = null;

     public static Connection getConn(){
         //获取Connection对象
         try {
             connection = DriverManager.getConnection(URL, USERNAME, PASSWORD);
             System.out.println("数据库连接成功");
         } catch (SQLException throwables) {
             throwables.printStackTrace();
         }
         return connection;
     }

     public static void closeConn(){
         try {
             if (connection != null){
                 connection.close();
             }
             }catch (SQLException throwables){
             throwables.printStackTrace();
         }
         }
    public static void main(String[] args) {
         System.out.println(DbUtil.getConn());
    }


}
